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According to the report released by the Campaign for College Opportunity, 20% of students complete their associate's degree in three years. If 72 students are

According to the report released by the Campaign for College Opportunity, 20% of students complete their associate's degree in three years. If 72 students are randomly selected, find the probability that ... (Round the answers to 4 decimal places.)

a) ... exactly 15 will complete their associate's degree in three years:

b) ... no more than 9 of them will complete their associate's degree in three years:

c) ... at least 16 of them will complete their associate's degree in three years:

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